2023-03-18T12:46:40.0000Z38.834999-122.8048332.26manualconfirmedIRIS0.77Md1Origin/20230318125006.540722.146915Magnitude/20230318125006.540772.146916IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73858650contributorID